<html>
  <head>
    <title>A canvas radialGradient example</title>
    <meta name="DC.creator" content="Kamiel Martinet, http://www.martinet.nl/">
    <meta name="DC.publisher" content="Mozilla Developer Center, http://developer.mozilla.org">

	<!--[if IE]><script type="text/javascript" src="../excanvas.js"></script><![endif]-->

    <script>
      function boot() {
        draw(document.getElementById('canvas').getContext('2d'));
        draw(document.getElementById('vmlcanvas').getContext('2d'));
      }
      function draw(ctx) {

        // Create gradients
        var radgrad = ctx.createRadialGradient(45,45,10,52,50,30);
        radgrad.addColorStop(0, '#A7D30C');
        radgrad.addColorStop(0.9, '#019F62');
        radgrad.addColorStop(1, 'rgba(1,159,98,0)');
        
        var radgrad2 = ctx.createRadialGradient(105,105,20,112,120,50);
        radgrad2.addColorStop(0, '#FF5F98');
        radgrad2.addColorStop(0.75, '#FF0188');
        radgrad2.addColorStop(1, 'rgba(255,1,136,0)');

        var radgrad3 = ctx.createRadialGradient(95,15,15,102,20,40);
        radgrad3.addColorStop(0, '#00C9FF');
        radgrad3.addColorStop(0.8, '#00B5E2');
        radgrad3.addColorStop(1, 'rgba(0,201,255,0)');

        var radgrad4 = ctx.createRadialGradient(0,150,50,0,140,90);
        radgrad4.addColorStop(0, '#F4F201');
        radgrad4.addColorStop(0.8, '#E4C700');
        radgrad4.addColorStop(1, 'rgba(228,199,0,0)');
        
        // draw shapes
        ctx.fillStyle = radgrad4;
        ctx.fillRect(0,0,150,150);
        ctx.fillStyle = radgrad3;
        ctx.fillRect(0,0,150,150);
        ctx.fillStyle = radgrad2;
        ctx.fillRect(0,0,150,150);
        ctx.fillStyle = radgrad;
        ctx.fillRect(0,0,150,150);
      }
    </script>
    <style type="text/css">
      body { margin: 20px; font-family: arial,verdana,helvetica; background: #fff;}
      h1 { font-size: 140%; font-weight:normal; color: #036; border-bottom: 1px solid #ccc; }
      canvas { border: 2px solid #000; float: left; margin-right: 20px; margin-bottom: 20px; }
      pre { float:left; display:block; background: rgb(238,238,238); border: 1px dashed #666; padding: 15px 20px; margin: 0 0 10px 0; }
    </style>
  </head>
  <body onload="boot();">
    <h1>A canvas <code>radialGradient</code> example</h1>
    <div>
      <canvas id="canvas" width="150" height="150"></canvas>
      <canvas id="vmlcanvas" class="vml" width="150" height="150"></canvas>
      <pre>
function boot() {
  draw(document.getElementById('canvas').getContext('2d'));
  draw(document.getElementById('vmlcanvas').getContext('2d'));
}
function draw(ctx) {

  // Create gradients
  var radgrad = ctx.createRadialGradient(45,45,10,52,50,30);
  radgrad.addColorStop(0, '#A7D30C');
  radgrad.addColorStop(0.9, '#019F62');
  radgrad.addColorStop(1, 'rgba(1,159,98,0)');
  
  var radgrad2 = ctx.createRadialGradient(105,105,20,112,120,50);
  radgrad2.addColorStop(0, '#FF5F98');
  radgrad2.addColorStop(0.75, '#FF0188');
  radgrad2.addColorStop(1, 'rgba(255,1,136,0)');

  var radgrad3 = ctx.createRadialGradient(95,15,15,102,20,40);
  radgrad3.addColorStop(0, '#00C9FF');
  radgrad3.addColorStop(0.8, '#00B5E2');
  radgrad3.addColorStop(1, 'rgba(0,201,255,0)');

  var radgrad4 = ctx.createRadialGradient(0,150,50,0,140,90);
  radgrad4.addColorStop(0, '#F4F201');
  radgrad4.addColorStop(0.8, '#E4C700');
  radgrad4.addColorStop(1, 'rgba(228,199,0,0)');
  
  // draw shapes
  ctx.fillStyle = radgrad4;
  ctx.fillRect(0,0,150,150);
  ctx.fillStyle = radgrad3;
  ctx.fillRect(0,0,150,150);
  ctx.fillStyle = radgrad2;
  ctx.fillRect(0,0,150,150);
  ctx.fillStyle = radgrad;
  ctx.fillRect(0,0,150,150);
}
      </pre>
    </div>
  </body>
</html>
